26 to 50 of 75 Vitest Jobs in the UK

that positively impact the department and company Collaborate with backend engineers on API specifications and integration Experience Have strong technical skills with: React, TypeScript, CSS, React Testing Library/Vitest, Playwright. Implemented performant, responsive front-end applications in agile Product teams. Have substantial experience working closely with product designers during discovery and implementation phases of projects. Have a strong understanding More ❯

We Rely Heavily On The Following Tools And Technologies React & Typescript to write our frontend application code Playwright for our end-to-end tests Sentry for metrics & monitoring Jest, Vitest & React Testing Library for our unit tests AWS for our production and staging environments We’d love to hear from you if... You have 5+ years' experience developing robust frontends … TypeScript, semantic HTML & CSS A deep understanding of ReactJS & Redux You have experience using WebRTC Experience using Sentry or similar app monitoring/telemetry platform Experience with Jest or Vitest testing frameworks You have an ability to see through conflicting or unclear priorities. Prioritise them, focus and act decisively with the overall context of the business in mind. You’re More ❯

take around 2 weeks. Technical Requirements Frontend: Vue JS 3, ReactJS, TypeScript Framework: Symfony, Doctrine ORM API: RESTful API, OpenAPI 3.1, Redocly Package Management: Composer, NPM, Yarn Testing: PHPUnit, Vitest, Jest, Cypress, Testing Library Build: Vite, Rollup Version Control: Git JS: ES6/7 Infrastructure: Docker, Terraform, GitHub, AWS, Datadog, Jenkins (moving away). Database: MySQL, Redis, OpenSearch Working at More ❯

our types! We also use d3, Formik, and Zustand to build out the products, and styled-components and tailwind to make them pretty. And then we test them with vitest, jest, and playwright. If you're also interested in the backends, here's some other tech we use: PHP, NodeJS, Docker, Elastic, Redis, and all the services offered by AWS. More ❯

APIs Knowledge of SQL, Git Bash, SSMS, MS Build, XML, JSON, Postman Experience with frontend frameworks such as React and state management libraries, testing frameworks such as Jest/Vitest and contributing to UI design systems Benefits and Perks at AFH Flexible working & holidays - Enjoy flexible working and competitive holiday allowance, with annual buy & sell scheme options and your birthday More ❯

RESTful APIs and asynchronous programming patterns Working knowledge of Python and Django, or willingness to learn Solid understanding of version control with Git Experience with testing frameworks (e.g., Playwright, Vitest) Strong problem-solving skills and meticulous attention to detail Excellent communication abilities and proven track record of successful team collaboration What is important to point out is that you can More ❯

detailed testing and optimization. Conduct thorough code reviews to ensure code quality and share insights with team members. Develop and maintain automated tests using tools such as pgtap, NUnit, Vitest, and Cypress/Playwright. Demonstrate a willingness to learn new languages and technologies. Support and assist wider team efforts and projects when necessary. Required Qualifications: Bachelor’s degree in Computer … professional experience in software development with a focus on full-stack engineering. Strong proficiency in .NET, C#, Postgres, Vue.js, and TypeScript. Experience writing and maintaining tests with pgtap, NUnit, Vitest, and Cypress/Playwright. Strong object-oriented programming skills. Solid understanding of agile development methodologies. Experience with deployment processes and best practices. Strong communication skills, able to effectively convey technical More ❯

and TypeScript, ensuring high quality, clean and maintainable code. Manage application state using redux and middleware such as redux toolkit. Ensure high test coverage by writing unit tests using Vitest and integration tests using cypress. Write and maintain a suite of reusable UI components which can be used across all Trade Management web apps. Contribute to the overall application architecture … to different working environment. Requirements: Extensive experience in frontend development with React and TypeScript. In-depth knowledge of React, Redux, RTK, Cypress and Storybook. Extensive experience with Cypress and Vitest which focus on test driven development. Advanced proficiency in JavaScript and TypeScript including understanding of complex types, interfaces and generics. Proficiency in responsive web design and CSS. Familiar with backend More ❯

tools like Context API Strong experience with Optimisation (useMemo, useCallback) Knowledge of React Query Understanding of component-based architecture and clean code structure (e.g. Atomic Design) Testing experience with Vitest , React Testing Library , and optionally Cypress Familiarity with Git and version control best practices Experience with form management (Formik) Familiar with Tailwind or other style libraries Exposure to Next.js or More ❯

Proficiency in TypeScript, React, and frameworks like NextJS Familiarity with state management libraries (Zustand, Redux, MobX, etc.) Experience with GraphQL/REST APIs Experience with testing tools such as Vitest, Jest, Playwright Understanding of CI/CD practices and deployment pipelines Nice to have: Experience with design systems and component libraries Experience with Headless CMS platforms Knowledge of responsive design More ❯

practices in collaboration with the team. Our Front-End Stack: Languages : TypeScript, JavaScript Frameworks & Libraries : React, Shadcn UI, Radix UI Styling : Tailwind CSS Tooling : Vite, Yarn, GitHub Actions Testing : Vitest, Playwright Deployment : AWS ECS & CloudFront, Vercel What We're Looking For: 7+ years of front-end development experience , including significant experience with React and modern TypeScript. Proven experience in designing More ❯

Node.js internals. Demonstrable hands-on experience using modern front-end build tools and bundlers (Webpack, Rollup, Vite). Comprehensive experience with modern testing tools and frameworks, such as Jest, Vitest, React Testing Library, Playwright, or Cypress, including writing robust unit, integration, and end-to-end tests, as well as establishing best practices for test coverage and continuous integration pipelines. Significant More ❯

Node.js internals. Demonstrable hands-on experience using modern front-end build tools and bundlers (Webpack, Rollup, Vite). Comprehensive experience with modern testing tools and frameworks, such as Jest, Vitest, React Testing Library, Playwright, or Cypress, including writing robust unit, integration, and end-to-end tests, as well as establishing best practices for test coverage and continuous integration pipelines. Significant More ❯

TypeScript, Node.js, and modern frameworks like Next.js. You use a utility-first framework like Tailwind CSS to create clean, maintainable styles. You've used tools like React Testing Library, Vitest, and Playwright to write reliable, maintainable tests for front-end applications. You're well-versed in software architecture and API design, and capable of delivering secure, scalable, and high-performance More ❯

architectural discussions and uphold high technical standards. Promote a culture of quality, testing, and continuous improvement within your team. Technologies We rely heavily on: React & Typescript Playwright Sentry Jest , Vitest , & React Testing Library AWS Ideal Candidate 5+ years of frontend development experience in production environments. Proficiency in JavaScript/TypeScript, HTML, and CSS. Deep understanding of ReactJS & Redux. Experience with … WebRTC, Sentry, Jest/Vitest, and cross-browser testing. Ability to prioritize effectively and work well in ambiguous, startup-like environments. Desirable Skills Experience developing high-load frontend applications and maintaining component libraries. Knowledge of functional programming and cross-browser compatibility. Enjoyment of working in early-stage startups. Benefits Quarterly international team offsites. Remote and flexible work policies. Five weeks More ❯

/Open AI, RAG, Vector Databases, and Semantic Search Working containers via Docker, K8s, and/or Azure Container Instances Frontend unit testing experience is a plus ( i.e. Jest, Vitest ) Education in Computer Science or Software Engineering (or related experience) Experience developing software using Microsoft Visual Studio, Github , Jira and/or Azure DevOps Experience with CI/CD and More ❯

/Open AI, RAG, Vector Databases, and Semantic Search Working containers via Docker, K8s, and/or Azure Container Instances Frontend unit testing experience is a plus ( i.e. Jest, Vitest ) Education in Computer Science or Software Engineering (or related experience) Experience developing software using Microsoft Visual Studio, Github , Jira and/or Azure DevOps Experience with CI/CD and More ❯

in developing RESTful APIs and working with microservices architecture. Experience with databases such as MySQL, PostgreSQL, and NoSQL solutions. Strong experience in writing unit and integration tests (PHP Unit, Vitest, Cypress). Understanding of UI/UX principles to collaborate on the user interface. Excellent communication and teamwork skills. Degree in Computer Science, Software Engineering, or a related field, or More ❯

frameworks (Vue, React), preferably Vue3 and have a good understanding of modern frontend and backend technologies. Experience in writing frontend and backend unit and integration tests (eg.: PHP Unit, Vitest, Cypress). Attention to detail and a commitment to producing high-quality, maintainable code. Excellent communication and teamwork skills. Degree in Computer Science, Software Engineering, or a related field, or More ❯

your initiative. Loves staying up to date on technology and is happy to suggest short-term and long-term improvements. Has experience testing applications and using frameworks such as vitest, Jest, Mocha, or Cypress. Can suggest new ideas to the team to help us improve the product, and as developers. Is proficient in English and good communicator. Preferred skills Experience More ❯

your initiative. Loves staying up to date on technology and is happy to suggest short-term and long-term improvements. Has experience testing applications and using frameworks such as vitest, Jest, Mocha, or Cypress. Can suggest new ideas to the team to help us improve the product, and as developers. Is proficient in English and good communicator. Preferred skills Experience More ❯

great place to work as they are growing organically and steadily, have a very healthy culture and they promote from within. Tech stack includes; Vue, Nuxt, TypeScript, Vuetify, Tailwind, Vitest, Playwright, and AWS services such as DynamoDB, Lambda and CloudWatch - so experience with these technologies or alternatives would be helpful but it is not required. They use techniques such as More ❯

great place to work as they are growing organically and steadily, have a very healthy culture and they promote from within. Tech stack includes; Vue, Nuxt, TypeScript, Vuetify, Tailwind, Vitest, Playwright, and AWS services such as DynamoDB, Lambda and CloudWatch - so experience with these technologies or alternatives would be helpful but it is not required. They use techniques such as More ❯

great place to work as they are growing organically and steadily, have a very healthy culture and they promote from within. Tech stack includes; Vue, Nuxt, TypeScript, Vuetify, Tailwind, Vitest, Playwright, and AWS services such as DynamoDB, Lambda and CloudWatch - so experience with these technologies or alternatives would be helpful but it is not required. They use techniques such as More ❯

passion and drive, particularly ensuring your team is happy and motivated. Skills Typescript React Git Jest NPM Documentation Following and evolving patterns Beneficial: AWS S3, Cloudfront, Lambda AWS CLI vitest rollup vite Key Responsibilities: What You'll Do: Taking responsibility for the architecture and technical delivery of the products and solutions in your team. Managing a (currently home-based) agile More ❯